SEC Seal
SEC Banner
Search the Next-Generation EDGAR System
Filing Detail
Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0001104659-19-026271
Filing Date
2019-05-02
Accepted
2019-05-02 11:01:09
Documents
52
Period of Report
2019-03-31

Document Format Files

Seq Description Document Type Size
1 10-Q a19-7697_110q.htm 10-Q 600912
2 EX-31.1 a19-7697_1ex31d1.htm EX-31.1 13705
3 EX-31.2 a19-7697_1ex31d2.htm EX-31.2 13201
4 EX-32.1 a19-7697_1ex32d1.htm EX-32.1 6207
5 EX-32.2 a19-7697_1ex32d2.htm EX-32.2 6196
  Complete submission text file 0001104659-19-026271.txt   4888663

Data Files

Seq Description Document Type Size
6 XBRL INSTANCE DOCUMENT ccoi-20190331.xml EX-101.INS 1438793
7 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT ccoi-20190331.xsd EX-101.SCH 28252
8 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT ccoi-20190331_cal.xml EX-101.CAL 50902
9 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT ccoi-20190331_def.xml EX-101.DEF 101777
10 XBRL TAXONOMY EXTENSION LABELS LINKBASE DOCUMENT ccoi-20190331_lab.xml EX-101.LAB 314139
11 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT ccoi-20190331_pre.xml EX-101.PRE 227628
Mailing Address 2450 N STREET, NW WASHINGTON DC 20037
Business Address 2450 N STREET, NW WASHINGTON DC 20037 2022954200
COGENT COMMUNICATIONS HOLDINGS, INC. (Filer) CIK: 0001158324 (see all company filings)

IRS No.: 522337274 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-Q | Act: 34 | File No.: 000-51829 | Film No.: 19790397
SIC: 4899 Communications Services, NEC
Office of Technology